package com.heima.user.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.user.dtos.LoginDto;
import com.heima.model.user.pojos.ApUser;
import com.heima.user.mapper.ApUserMapper;
import com.heima.user.service.ApUserService;
import com.heima.utils.common.AppJwtUtil;


import org.apache.commons.lang.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.util.DigestUtils;

import java.util.HashMap;

@Service
public class ApUserServiceImpl extends ServiceImpl<ApUserMapper,ApUser> implements ApUserService {
    @Override
    public ResponseResult login(LoginDto dto) {
        if (!StringUtils.isBlank(dto.getPhone())&&!StringUtils.isBlank(dto.getPassword())){
            LambdaQueryWrapper<ApUser> lqw = new LambdaQueryWrapper<>();
            lqw.eq(ApUser::getPhone, dto.getPhone());
            ApUser apUser = getOne(lqw);
            //ApUser apUser = getOne(Wrappers.<ApUser>lambdaQuery().eq(ApUser::getPhone, dto.getPhone()));

            if (apUser==null){
                return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST,"用户不存在");
            }
            String salt=apUser.getSalt();

            String pswd=dto.getPassword();

            pswd=DigestUtils.md5DigestAsHex((pswd+salt).getBytes());

            if (!pswd.equals(apUser.getPassword())){
                return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
            }
            HashMap<String, Object> map = new HashMap<>();
            map.put("token", AppJwtUtil.getToken(apUser.getId().longValue()));
            apUser.setSalt("");
            apUser.setPassword("");
            map.put("user",apUser);
            return ResponseResult.okResult(map);
        }else {
            HashMap<Object, Object> map = new HashMap<>();
            map.put("token",AppJwtUtil.getToken(0L));
            return ResponseResult.okResult(map);
        }
    }
}
